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A121107
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Trajectory of 68889 under "x -> product of digits of x" map.
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0
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OFFSET
| 1,1
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COMMENTS
| This is the smallest number of persistence 7 (cf. A003001).
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LINKS
| N. J. A. Sloane, The persistence of a number, J. Recreational Math., 6 (1973), 97-98.
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CROSSREFS
| Cf. A003001.
Sequence in context: A093217 A031845 A031863 * A046516 A199997 A096551
Adjacent sequences: A121104 A121105 A121106 * A121108 A121109 A121110
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KEYWORD
| nonn,fini,full,base
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Aug 12 2006
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EXTENSIONS
| Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Aug 06 2010
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